diff options
Diffstat (limited to 'src/plugins/platforms/wasm/qwasmintegration.cpp')
| -rw-r--r-- | src/plugins/platforms/wasm/qwasmintegration.cpp | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/src/plugins/platforms/wasm/qwasmintegration.cpp b/src/plugins/platforms/wasm/qwasmintegration.cpp index 31b9104de1..116612c286 100644 --- a/src/plugins/platforms/wasm/qwasmintegration.cpp +++ b/src/plugins/platforms/wasm/qwasmintegration.cpp @@ -35,6 +35,7 @@ #include "qwasmtheme.h" #include "qwasmclipboard.h" #include "qwasmservices.h" +#include "qwasmoffscreensurface.h" #include "qwasmwindow.h" #ifndef QT_NO_OPENGL @@ -123,6 +124,21 @@ QWasmIntegration::QWasmIntegration() } emscripten::val::global("window").set("onbeforeunload", val::module_property("qtBrowserBeforeUnload")); + + // install browser window resize handler + auto onWindowResize = [](int eventType, const EmscriptenUiEvent *e, void *userData) -> int { + Q_UNUSED(eventType); + Q_UNUSED(e); + Q_UNUSED(userData); + + // This resize event is called when the HTML window is resized. Depending + // on the page layout the the canvas(es) might also have been resized, so we + // update the Qt screen sizes (and canvas render sizes). + if (QWasmIntegration *integration = QWasmIntegration::get()) + integration->resizeAllScreens(); + return 0; + }; + emscripten_set_resize_callback(nullptr, nullptr, 1, onWindowResize); } QWasmIntegration::~QWasmIntegration() @@ -193,6 +209,11 @@ QPlatformInputContext *QWasmIntegration::inputContext() const return m_inputContext.data(); } +QPlatformOffscreenSurface *QWasmIntegration::createPlatformOffscreenSurface(QOffscreenSurface *surface) const +{ + return new QWasmOffscrenSurface(surface); +} + QPlatformFontDatabase *QWasmIntegration::fontDatabase() const { if (m_fontDb == nullptr) @@ -257,7 +278,9 @@ void QWasmIntegration::addScreen(const QString &canvasId) void QWasmIntegration::removeScreen(const QString &canvasId) { - QWindowSystemInterface::handleScreenRemoved(m_screens.take(canvasId)); + QWasmScreen *exScreen = m_screens.take(canvasId); + exScreen->destroy(); // clean up before deleting the screen + QWindowSystemInterface::handleScreenRemoved(exScreen); } void QWasmIntegration::resizeScreen(const QString &canvasId) @@ -275,4 +298,11 @@ void QWasmIntegration::updateDpi() QWindowSystemInterface::handleScreenLogicalDotsPerInchChange(screen->screen(), dpiValue, dpiValue); } +void QWasmIntegration::resizeAllScreens() +{ + qDebug() << "resizeAllScreens"; + for (QWasmScreen *screen : m_screens) + screen->updateQScreenAndCanvasRenderSize(); +} + QT_END_NAMESPACE |